1# generated automatically by aclocal 1.14.1 -*- Autoconf -*-
2
3# Copyright (C) 1996-2013 Free Software Foundation, Inc.
4
5# This file is free software; the Free Software Foundation
6# gives unlimited permission to copy and/or distribute it,
7# with or without modifications, as long as this notice is preserved.
8
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
11# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
12# PARTICULAR PURPOSE.
13
14m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])])
15# Copyright (C) 1999-2013 Free Software Foundation, Inc.
16#
17# This file is free software; the Free Software Foundation
18# gives unlimited permission to copy and/or distribute it,
19# with or without modifications, as long as this notice is preserved.
20
21# _AM_PROG_CC_C_O
22# ---------------
23# Like AC_PROG_CC_C_O, but changed for automake.  We rewrite AC_PROG_CC
24# to automatically call this.
25AC_DEFUN([_AM_PROG_CC_C_O],
26[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
27AC_REQUIRE_AUX_FILE([compile])dnl
28AC_LANG_PUSH([C])dnl
29AC_CACHE_CHECK(
30  [whether $CC understands -c and -o together],
31  [am_cv_prog_cc_c_o],
32  [AC_LANG_CONFTEST([AC_LANG_PROGRAM([])])
33  # Make sure it works both with $CC and with simple cc.
34  # Following AC_PROG_CC_C_O, we do the test twice because some
35  # compilers refuse to overwrite an existing .o file with -o,
36  # though they will create one.
37  am_cv_prog_cc_c_o=yes
38  for am_i in 1 2; do
39    if AM_RUN_LOG([$CC -c conftest.$ac_ext -o conftest2.$ac_objext]) \
40         && test -f conftest2.$ac_objext; then
41      : OK
42    else
43      am_cv_prog_cc_c_o=no
44      break
45    fi
46  done
47  rm -f core conftest*
48  unset am_i])
49if test "$am_cv_prog_cc_c_o" != yes; then
50   # Losing compiler, so override with the script.
51   # FIXME: It is wrong to rewrite CC.
52   # But if we don't then we get into trouble of one sort or another.
53   # A longer-term fix would be to have automake use am__CC in this case,
54   # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)"
55   CC="$am_aux_dir/compile $CC"
56fi
57AC_LANG_POP([C])])
58
59# For backward compatibility.
60AC_DEFUN_ONCE([AM_PROG_CC_C_O], [AC_REQUIRE([AC_PROG_CC])])
61
62